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<h2><b>mean()</b></h2>
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<code>mean (<i>expr, dexpr1, dexpr2, <,tinc></i> <,-b>)</code>
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This function is the same as <a
href="gradfuncave.html"><code>ave</code></a> in all respects except
one: means in the Y dimension <b><i>are not</i></b> weighted by latitude.
The means <b><i>are</i></b> weighted by grid interval to account for 
non-linear grid spacing.
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<h3>Usage Notes</h3>
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See the <a href="gradfuncave.html"><code>ave</code></a> reference page for details. 
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<h3>Examples </h3>


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